<!DOCTYPE html>
<html lang="zh-CN">

<head>
        <meta charset="UTF-8">
        <meta name="viewport" content="width=device-width, initial-scale=1.0">
        <title>Document</title>
</head>

<body>
        <form action="">
                地区：
                <select>
                        <option>贵州</option>
                        <option>重庆</option>
                        <option selected="selected">请填写省份</option>
                </select></form>

        </form>
             
<!-- 2021.08.16复习 -->
        <form action="">
                <select name="" id="">
                        <option value="">一月</option>
                        <option value="">二月</option>
                        <option value="">三月</option>
                        <option value="">四月</option>
                        <option value="">五月</option>
                        <option value="">六月</option>
                        <option value="">七月</option>
                        <option value="">八月</option>
                        <option value="">九月</option>
                        <option value="">十月</option>
                        <option value="">十二月</option>
                        <option value="">十一月</option>
                        <option value="" selected="selected">请选择月份</option>

                </select>
        </form>
</body>

</html>